JP2771854B2 - Security system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial applications]

The present invention includes a key box for storing a key of each room, and a key switch provided in each key box, whereby the operation of a security sensor provided for each room can be turned on / off by a key of each room. It is about the system.

[Prior art]

Generally, a user of a room, such as a tenant building, usually carries a key only while the room is in use. For example, the room key is taken out of the key box provided in the management room when going to work, and the key is returned to the key box when leaving the office. In this case, it is normal for a manager or the like to manage the key so that a person other than the room user does not use the key, but the management is troublesome,
There is a problem that mistakes easily occur. Therefore, as shown in FIG. 5, it is considered to provide a management board 2 having a plurality of keys box 6 ₁ ~6n capable keys stored in each room. The door to each key box 6 ₁ ~6n
5 ₁ through 5n are provided, the door 5 ₁ through 5n is made to open only when the user of the room has been confirmed by the magnetic card reader. That is, the user of each room is given a magnetic card on which an individual identification code is written, and when the user inserts the magnetic card into the slot S of the magnetic card reader provided on the management panel 2 and slides it, the identification code becomes only the corresponding door 5 ₁ ~5n is to open. In this way, only the user of the room it is possible to retrieve the key from the corresponding key box 6 ₁ ~6n. After removing the key, the door 5 ₁ through 5n by closing the door 5 ₁ through 5n are locked. On the other hand, each room is common that the security sensor is provided, when the user is using the room, because security sensor is not necessary, key in the key box 6 ₁ ~6n is housed It is reasonable to operate the security sensor only when. Therefore, the key switch is provided that can Nyusetsu the operation of the security sensor in the key box 6 in ₁ ～6N,
A security system has been considered in which a key for operating this key switch is also used as a room key. Ie key box
If a key is inserted into the key switch in 6 _{1 to} 6n and operated, the security sensor operates, and then the key box 6 _{1 to} 6n
The keys can be stored by closing the doors 5 _{1 to} 5n. Further, to retrieve the key to open the door 5 ₁ through 5n key box 6 ₁ ~6n using a magnetic card, after operating the key switch, it is possible to cut the operation of the security sensor if missing the key .

[Problems to be solved by the invention]

By the way, in a tenant building or the like, the room allocation of the user may be changed. For example, initially, four rooms were used by different users, and later three of them were used.
A room may be used by one user. In the conventional configuration described above, in this way three rooms one user is a change of Heyawari as utilized, the user of these rooms operating each key switch for three keys box 6 ₁ ～6N The operation was troublesome. Also, if the walls separating the three rooms are removed and used as one room, and there are three room doors,
Although it is usual to close one door from the inside and the remaining door from the outside of the room, there is a trouble that three key switches must be operated. Such a problem is further increased as the number of rooms used by one user increases. Therefore, when Heyawari the user to change the security sensor 1 ₁ to 1 ₃ room 1 user to use, as shown in FIG. 6, is considered to change the connection to series connection ing. That is, security sensor 1 ₁ to 1 ₃ is configured to contact output on and off is obtained, are set to OFF output is obtained at the time of detection. Therefore,
If they are connected in series, the operation of the security sensor in three rooms can be turned on and off with only one key switch. However, in order to change the connection in this way, it is necessary to perform a wiring change, and there is a problem in that the change requires a great deal of trouble. The present invention is aimed at solving the above problems,
When the user uses a plurality of rooms, the security sensors of all the rooms can be turned on and off by using only one of the key boxes corresponding to each room. It is an object of the present invention to provide a security system in which the correspondence between a key switch and a security sensor can be changed without a change in wiring or the like even when the cost is changed.

[Means for Solving the Problems]

In the present invention, in order to achieve the above object, a plurality of key boxes for individually storing keys of a plurality of rooms, and a plurality of key boxes respectively arranged in each key box and turned on / off by a corresponding room key. It has a control panel with key switches and a security sensor provided for each room, and outputs a signal from each security sensor corresponding to each key switch when the key is inserted and turned on in each key switch. It has an alarm device that generates an alarm in response, each key box has a door that can be individually opened and closed by the user of each room, a key switch is arranged in the door, and each key switch in the management panel A connection device is provided between the security sensor and each security sensor so that the correspondence can be changed. Also, the first line group corresponding to each key switch and the second line group corresponding to each security sensor are wired in a grid pattern so as to intersect each other, and the first line group and the second line group are connected to the connecting device. A plurality of two-pole terminals respectively connected to a pair of lines forming each intersection are provided, and a plurality of short-circuits detachably connected to the terminals so as to electrically short-circuit both poles of any terminals. It is desirable to provide. Further, the output of each security sensor is set as a contact output from which two states of ON / OFF are selected so that an OFF output can be obtained at the time of detection. A normally closed contact that is turned on when an off output from the security sensor is received is connected to each line of the second line group of the connection device between the relay and the other end of the power supply. It is desirable to drive the alarm device in response to the open / closed state of the contacts of each of the relays corresponding to each key switch in a state where the key is inserted and turned on.

[Action]

According to the above configuration, since the connection device that can change the correspondence between the key switch and the security sensor is provided, the correspondence between the key switch and the security sensor can be collectively managed by the connection device. When a user uses a plurality of rooms, it is easy to set a connection relationship such that the operation of the security sensor in all rooms can be turned on and off using only one of the key boxes corresponding to each room. It is.
In addition, even when the user's room allocation is changed, the correspondence between the key switch and the security sensor can be set by the connection device, so that the connection between the key switch and the security sensor can be performed without any work such as wiring change. The correspondence can be easily changed. Also, the first line group corresponding to each key switch and the second line group corresponding to each security sensor are wired in a grid pattern so as to intersect each other, and the first line group and the second line group are connected to the connecting device. A plurality of two-pole terminals respectively connected to a pair of lines forming each intersection are provided, and a plurality of short-circuits detachably connected to the terminals so as to electrically short-circuit both poles of any terminals. With this arrangement, the correspondence between the key switch and the security sensor can be easily changed by changing the position where the short-circuit element is arranged. Further, the output of each security sensor is set as a contact output from which two states of ON / OFF are selected so that an OFF output can be obtained at the time of detection. A normally closed contact that is turned on when an off output from the security sensor is received is connected to each line of the second line group of the connection device between the relay and the other end of the power supply. If the alarm device is driven in response to the open / closed state of the normally open contact of each relay corresponding to each key switch in a state where the key is inserted and turned on, the security sensor and the control panel The alarm device can be driven in the same manner as the off output from the security sensor even when the line between them is disconnected, so that an alarm can be generated even when an intruder cuts the line.

【Example】

In the present embodiment, a case where the number of rooms is four will be described. However, the present invention is not limited to this. Needless to say, the configuration of the present embodiment can be easily expanded even when there are more rooms. . Security system, as shown in FIG. 4, a plurality of security sensors 1 ₁ to 1 ₄ arranged respectively in each room, which is connected to the intrusion detection sensor 1 ₁ to 1 ₄ arranged in such control room And a control panel 2. Here, as the security sensor 1 ₁ to 1 _4, in tablets of the door of each room is used to switch strike in which a switch seat deadbolt, are as output if locking is on. Therefore, each security sensor
The output of the 1 ₁ to 1 ₄ is turned off when the door of the room opened. The management board 2, sets a plurality of key switches 3 ₁ to 3 ₄ provided corresponding to each room, the correspondence relationship between each security sensor 1 ₁ to 1 ₄ and the key switch 3 ₁ to 3 ₄ a connecting device 4, each key switch in a state of inserting the key into the key switch 3 ₁ to 3 ₄
3 ₁ to 3 and ₄ a plurality of keys box ₆₁ through ₄ with the door 5 ₁ to 5 ₄ capable of covering respectively (see FIG. 5), the magnetic reading identification codes identifying the user from the magnetic card a card reader 7, the alarm device 8 detects an output from the security sensor 1 ₁ to 1 ₄ to generate an alarm by resulting when sound or light when the security sensor 1 ₁ to 1 ₄ are operating, the devices A control device 9 including a microcomputer that operates according to a predetermined procedure is provided. That is, the control unit 9, the identification code is read from the magnetic card reader 7 is open the door 5 ₁ to 5 ₄ corresponding to the identification code. Also, it is to determine whether or not to operate the alarm device 8 according to the setting state of the key switch 3 ₁ to 3 ₄ when the detection output is obtained from the intrusion detection sensor 1 ₁ to 1 _4. That is, when the key switch 3 ₁ to 3 ₄ corresponding to each room key is inserted the key switch 3 ₁ to 3 ₄ is ON, the effective detection output of the security sensor 1 ₁ to 1 ₄ of the room when the key from the key switch 3 ₁ to 3 ₄ is turned overtaken by off is the detection output of the corresponding security sensor room 1 ₁ to 1 ₄ are made to be invalidated. Thus, if the key of the key switch 3 ₁ to 3 ₄ long as it is housed in the key box 6 _{1-6 4,} security sensor 1 ₁ -
Detection output 1 ₄ is enabled, it is the alarm is generated in response to the detection output of the security sensor 1 ₁ to 1 _4. Key switch 3 ₁ to
3 ₄ keys are shared with the room key, to be operated key switch 3 ₁ to 3 ₄ by inserting the room key in the key switch 3 ₁ to 3 ₄ Security sensors 1 ₁ to 1 ₄ are operation Not to be. In addition, key switch 3 ₁ ~ 3 ₄ to open the room
The output of the security sensor 1 ₁ to 1 ₄ a corresponding Invite exit from it than is automatically disabled. Meanwhile, the connection device 4, as shown in FIG. 1, the first line group corresponding to the key switch 3 ₁ to 3 ₄ L ₁ ~L ₄ and the second line group l ₁ from security sensor 1 ₁ to 1 ₄ wire in a lattice on the substrate 10 by intersecting so as to be substantially perpendicular to each other and to l _4, line and second line group l ₁ of the first line group L ₁ ~L ₄ crossing at each intersection
Terminals 11 having two poles respectively connected to the lines to l ₄
The _{11-11 44} in which are mounted on the substrate 10. Each terminal
The 11 _{11-11 44} Tanrakuko 12 for short-circuiting between the electrodes is adapted to be removably attached. Where terminals 11 _{11 to} 11 ₄₄
The connector has a jack-like and pin-shaped short-circuiting element 12 which can be detachably inserted. Second line group l ₁
Each line of the to l _4, normally closed contact r ₁ ~r ₄ of the relay R ₁ to R ₄ respectively to each security sensor 1 ₁ to 1 ₄ are connected in series are connected,
In each line of the first line group L ₁ ~L _4, respectively relay
R ₁ ′ to R ₄ ′ are connected. The normally open contact of the relay R ₁ '~R _4'
r ₁ ′ to r ₄ ′ are connected to the control device 9. Security sensors
1 ₁ to 1 ₄ and the series circuit of each relay R ₁ to R ₄ are connected in parallel to one another, this parallel circuit is connected across the power supply. When the short circuit 12 is connected to any of the terminals 11 _{11 to} 11 ₄₄ , the relay
R ₁ '~R _4' - Tanrakuko 12 normally closed contact r ₁ series circuit that ~r ₄ is formed, the series circuit is being connected across the power supply. For example, as shown in FIG. 2 (b), 4 Room RN ₁ to R
There are N _4, and in each room RN ₁ ～RN ₄ Security sensors 1 ₁ to 1 ₄ if it is arranged, provided Tanrakuko 12 in the arrangement shown in FIG. 2 (a). Each diode is connected to the short circuit 12
D ₁ to D ₄ is provided so as to prevent backflow.
In this case, any room RN ₁ security sensor 1 of ~RN _{4 1} ~1 ₄
There comes off, the energization of the security sensor 1 ₁ to 1 ₄ to the relay R ₁ to R ₄ corresponding stops, corresponding normally closed contacts r ₁ ~r ₄ is turned on. Then, since the relays R ₁ ′ to R ₄ ′ connected to the normally closed contacts r _{1 to} r _{4 that} are turned on via the short circuit 12 are energized, the relays R ₁ ′ to R ₄ ′ are normally opened. Contact points r ₁ ′ to r ₄ ′
Turns on. Eventually, when the detection output is OFF output by security sensor 1 ₁ to 1 ₄ are obtained, the relay R ₁ correspondence is set via the connection device 4 'to R _4' of the normally open contacts r ₁ '
~ R ₄ 'is turned on. The controller 9 receives as input the opening and closing state of the key switch 3 ₁ to 3 ₄ setting conditions and normally open contacts r ₁ '~r _4', one of the key switches 3 ₁ to 3 ₄ is on and When the key switch 3 ₁ to 3 ₄ normally open contact r ₁ corresponding to '~r _4' is on, the alarm device 8 is being driven. On the other hand, Heyawari is changed as FIG. 3 (b), when one user is adapted to utilize the 3 rooms RN ₁ ～RN _3, as shown in FIG. 3 (a), up to three may be arranged so as to be aligned on the vertical line L ₁ of the four Tanrakuko 12. According to this setting, all the vertical line L ₁ normally closed contact r ₁ connected three through Tanrakuko 12 ~r ₃ there is 'normally open contacts r _1' of the relay R ₁ to be turned off Does not turn off. That is, 1
Only when the even detection output from any of the intrusion detection sensor 1 ₁ to 1 ₃ of 3 rooms RN ₁ ～RN ₃ being utilized by the user is not obtained, off 'normally open contacts r _1' of the relay R ₁ a is become, 3 rooms RN ₁ ～RN security sensor 1 ₁ to any one of the ₃
1 ₃ from the detection output is obtained normally open contacts r ₁ 'to turn on. Therefore, while not forgetting to close the key,
Certainly three security sensor 1 ₁ one key switch 3 ₁ only
It will be referred an on-off operation of ~ 1 _3. As described above, than it can be changed the position of Tanrakuko 12, easily change the correspondence between the security sensor 1 ₁ to 1 ₄ and the key switch 3 ₁ to 3 ₄ in response to Heyawari . In the above embodiments, the jack terminal 11 _{11-11 44,} although a pin inserted removably a Tanrakuko 12 jack may be replaced with the terminal and the short-circuit element to the jumper switch or a dip switch . A switch other than the switch strike may be used as the security switch. The key switch may be used for ON / OFF of room lighting, air conditioning, and the like in addition to the security sensor. Furthermore, from the state where the operation of the security sensors in all rooms is turned off when going to work,
When the security sensor is activated for the first time, the security equipment in the common space such as the restroom and corridor is released and the lighting and air conditioning operate, and conversely, when the security sensor is last turned off when leaving the office, the common The security equipment of the space may be operated, and the lighting and air conditioning may be operated. Although a magnetic card is used as a means for identifying the user of the room, other identification means may be used.

【The invention's effect】

As described above, the present invention provides a plurality of key boxes for individually storing a plurality of room keys, and a plurality of key boxes provided in the respective key boxes and turned on / off by the corresponding room keys.
A security panel provided with a plurality of key switches that are turned off and a security sensor provided for each room, and each security switch corresponding to each key switch in a state where a key is inserted into each key switch and turned on. It has an alarm device that generates an alarm in response to the output of the sensor, and each key box is provided with a door that can be individually opened and closed by a user in each room. In the above, there is provided a connection device that can change the correspondence between each key switch and each security sensor, and the connection device that can change the correspondence between the key switch and the security sensor is provided. In addition, the connection between the key switch and the security sensor can be managed collectively by the connection device. When the user uses a plurality of rooms, the key box corresponding to each room can be used. There is an advantage that one only uses set connection relations that can turn on and off the operation of the security sensor of the entire room is facilitated. In addition, even when the user's room allocation is changed, the correspondence between the key switch and the security sensor can be set by the connection device, so that the connection between the key switch and the security sensor can be performed without any work such as wiring change. There is an effect that the correspondence can be easily changed. Also, the first line group corresponding to each key switch and the second line group corresponding to each security sensor are wired in a grid pattern so as to intersect each other, and the first line group and the second line group are connected to the connecting device. A plurality of two-pole terminals respectively connected to a pair of lines forming each intersection are provided, and a plurality of short-circuits detachably connected to the terminals so as to electrically short-circuit both poles of any terminals. With this arrangement, there is an advantage that the correspondence between the key switch and the security sensor can be easily changed only by changing the position where the short-circuit element is arranged. Further, the output of each security sensor is set as a contact output from which two states of ON / OFF are selected so that an OFF output can be obtained at the time of detection. A normally closed contact that is turned on when an off output from the security sensor is received is connected to each line of the second line group of the connection device between the relay and the other end of the power supply. When the alarm device is driven in response to the open / closed state of the contacts of the respective relays corresponding to the respective key switches in a state where the key is inserted and turned on, the distance between the security sensor and the control panel is increased. The alarm device can be driven in the same way as the off output from the security sensor when the line is disconnected, so that an alarm can be generated even when an intruder cuts the line, further enhancing the security effect. Can do A.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a main circuit diagram showing an embodiment of the present invention, FIG. 2 (a) is a main circuit diagram showing an example of use of the embodiment, and FIG. 2 (b)
Is an explanatory view showing a state of a room allocation corresponding to FIG. (A), FIG. 3 (a) is a main part circuit diagram showing an example of use of the above, and FIG. 3 (b) corresponds to FIG. FIG. 4 is a block diagram showing the overall configuration of the above, FIG. 5 is an external perspective view showing a management panel used in a security system according to the present invention, and FIG. 6 is a conventional connection. It is a schematic circuit diagram showing an example. 1 ₁ to 1 ₄ Security sensors, 2 ... Management panel, 3 _{1 to} 3 ₄ ... Key switches, 4 ... Connection device, 5 _{1 to} 5 n ... Door, 6 _{1 to} 6 n ...
Key box, 7 Magnetic card reader, 8 Alarm device, 9 Control device, 11 _{11 to} 11 ₄₄ Terminal, 12 Short circuit, L _{1 to} L ₄ First line group, l _{1 to} l ₄ … second line group, R ₁
~R ₄ ...... relay, r ₁ ~r ₄ ...... normally closed contact, R ₁ '~R _4' ......
Relay, r ₁ '~r _4' ...... normally open contact.

Continuation of the front page (58) Field surveyed (Int. Cl. ⁶ , DB name) E05B 19/00 G08B 13/00-15/00 G08B 25/00-25/14

Claims (3)

(57) [Claims] 1. A management system comprising: a plurality of key boxes for individually storing keys of a plurality of rooms; and a plurality of key switches provided in the respective key boxes and turned on / off by the keys of the corresponding rooms. It has a board and a security sensor provided for each room, and generates an alarm in response to an output of each security sensor corresponding to each key switch in a state where a key is inserted into each key switch and turned on. It has an alarm device, each key box has a door that can be opened and closed individually by the user of each room, and a key switch is arranged in the door, and between the key switch and each security sensor in the management panel Is provided with a connection device capable of changing the correspondence. 2. A first line group corresponding to each key switch and a second line group corresponding to each security sensor are wired in a grid pattern so as to intersect with each other. A plurality of two-pole terminals respectively connected to a pair of lines forming each intersection with the two line groups are provided, and a plurality of terminals are detachably connected to the terminals so as to electrically short-circuit between both poles of an arbitrary terminal. 2. The security system according to claim 1, wherein a short circuit is provided. 3. The output of each security sensor is set so that an off output can be obtained at the time of detection when the output is a contact output in which two states of on / off are selected, and is output to each line of the first line group of the connection device. A relay is connected to one end of the power supply, and each line of the second line group of the connection device has a normally closed contact that is turned on when receiving an OFF output from the security sensor between the other end of the power supply. The alarm device is driven in response to the open / close state of the contacts of the respective relays, which are connected to each other, and each key switch is in a one-to-one correspondence with each key switch in a state where the key is inserted and turned on. The security system according to claim 2.